Seiko Cal. 4528 - 790

The Seiko 4528-790 represents an important milestone in Seiko's 1969 lineup. It features a Silver dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-3c39c92ad2cb]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1969

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